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Direction

Swapnil start from his home and walked 35 km towards east, after that he turned to his right and walked 20 km. He again turned to his right and walks 35 km. Finally, he turned to his left and walked 20 km and reached his office. How far is his office from his home?

Numbers

How many 2 digit numbers are divisible by 6?

HCF and LCM

Find the smallest square number which is exactly divisible by 3, 5, 15, 18, 20 and 24?

HCF and LCM of two numbers are 82 and 574 respectively. if one of the numbers is 287, find the second number?

Numbers

How many numbers between 1200 to 1500 are multiple of 13?

Find the total number of terms in the series : -3, 1, 5, 9,............., 101 ?

Find the sum of the first 20 terms of the series : 8, -3, 11, -6, 14, -12, 17, -24,....... ?

Series

Find the missing term in the given series - 101, 120, 145, 168, (?), 224

Find the missing term in the given series - 11A13, 17E19, (?), 31O37, 41U43

Find the missing term in the given series - 2,4,8,3,9,27,4,16,(?),5,25,125

Agriculture

Which gas is fixed by Rhizobium bacteria present in the root nodules of a pea plant ?

Chemistry

The formation of sulphurous acid involves ?

The acid present in soft drinks is ?

The cathode of a dry cell is made of ?

The number of atoms present in the molecule of an element is known as its?

Physics

If the angle of incidence formed by a ray of light on a plane mirror is 37°, then the angle of refraction is?

A dynamo converts ?

If the time taken for hearing the echo of a girl's voice after reflection from a cliff is 6 seconds, calculate the distance of the girl from cliff ?